• The formation plugging effect caused by in situ wax crystallization and oil solidification were considered.

    模型中考虑地层中的析过程原油凝固及由此导致的地层堵塞

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  • Broken down and stimulation of oilfield can mainly apply acidizing fluid system to remove formation plugging.

    油田增注主要酸液体系解除地层堵塞。

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  • The serious corrosion on the inner wall of metal pipes and formation plugging resulted from sulfate-reducing bacteria (SRB) existed in Jianghan Oilfield.

    江汉油田硫酸盐还原(SRB)引起金属管壁腐蚀油层堵塞问题一直没有得到彻底解决。

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  • Acidizing fluids' type, concentration, jet pulse frequency, treatment time and interval treated may be selected according to degree of formation plugging.

    该工艺根据地层堵塞情况及程度选择酸液种类、酸液浓度射流脉冲频率处理时间处理层位。

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  • This paper also discussed the action mechanism of direct electric field strengthening oil discharge, increasing capacity of water injection and removing formation plugging.

    探讨直流电强化油流增加注水能力解除地层堵塞等作用机理

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  • The role of retention will not only block flooding channel, resulting in displacement efficiency declined, but also cause formation plugging, leading to injection pressure increased.

    滞留作用不仅阻断驱油通道导致效率下降而且会引起地层堵塞使注入压力升高

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  • Last, from the perspective of formation plugging induced by injecting HPAM, the paper obtained optimal principles of some injection parameters by derivation applied the existing experience.

    最后注入HPAM造成地层堵塞角度出发应用已有经验进行反推,导出部分注入参数优选原则

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  • Formation damages in surfactant flood are mainly caused by sulfonate precipitation, emulsion plugging, as well as enrichment of surfactant.

    表面活性剂引起伤害除了磺酸盐型沉淀乳状液堵塞外,表面活性剂富集相能引起油层伤害。

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  • The incorporate technology can settle sand control, water plugging and injectivity profile control in one time and reduce formation damage and operating cost.

    一次性实现防砂堵水、调的工艺技术,可节约费用减少地层伤害

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  • The temporary plugging and acidizing technology can be used to solve the problems caused by formation heterogeneity during acidizing of oil wells, and improve the effect of acidizing.

    酸化工艺解决油井酸化时地层非均质性所暴露出问题提高酸化效果

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  • Petforation mechanism and the formation of adiabatic shear band were discussed in relation to the explanation of plugging perforation.

    对穿机制进行了分析,讨论了绝热剪切形成原因及其冲塞穿甲中的作用。

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  • The permeability increased a little in the reservoirs with poor physical property. And the permeability even decreased in the poorest reservoirs for formation pollution and plugging.

    物性层,渗透率增加幅度,更差储层由于地层污染、堵塞,甚至存在渗透率降低现象。

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  • This research proved the dynamic plugging and hydrophobic shield of foam formation.

    研究论证泡沫群体结构在漏失通道中的动态封堵屏蔽作用

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  • For the indoor lab experiments, in ground condition, the polymer injection process and the formation process are to study the extent and scope of SZ36-1 injection well plugging.

    实验室条件下,模拟聚合物注入现场情况以及垢样生成过程研究SZ36 - 1注入堵塞程度范围

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  • Conventional treatment to deal with such damage is acidizing plugging removal. The method has a certain effect but it causes secondary formation damage easily and pollutes environment.

    常规处理此类伤害方法酸化解,此法一定效果地层造成二次伤害,环境造成污染

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  • According to the characteristics of formation and plugging agent, this paper designated program design. delivery location and slug.

    根据地层调剖水剂特点对堵剂定点投放位置、用量进行了方案设计。

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  • According to the characteristics of formation and plugging agent, this paper designated program design. delivery location and slug.

    根据地层调剖水剂特点对堵剂定点投放位置、用量进行了方案设计。

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